package com.panhu.yidianmall.product.exception;

import com.panhu.common.exception.BizCodeEnume;
import com.panhu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
* 集中处理所有异常
 */
//@ResponseBody
//@ControllerAdvice(basePackages = "com.panhu.yidianmall.product.controller")
@RestControllerAdvice(basePackages = "com.panhu.yidianmall.product.controller")//上面两个加起来就是这个
@Slf4j
public class YidianmallExceptionControllerAdvice {
    //处理异常的类型
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{}，异常类型{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        Map<String,String> map=new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError)->{
            map.put(fieldError.getField(),fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误",throwable);
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMsg() );
    }
}
